All names: 3FGL J1040.4+0615, 1FGL J1040.5+0616, F2M J104031.64+061721.7, BWE 1037+0633, WiggleZ Y11J104031631+06172170, WISEA J104031.62+061721.7, GALEX J104031.6+061721, 87GB 103758.5+063247, Gaia DR3 3859468336719069696, 2MASS J10403161+0617218, 3FHL J1040.5+0618, 4FGL J1040.5+0617, CRTS MLS120223 J104032+061722, SDSS J104031.63+061721.69, SwF3 J104031.7+061722, SDSS J104031.63+061721.6, NVSS J104031+061722, WISE J104031.62+061721.7, GB6 J1040+0617, Gaia DR2 3859468336719069696, MASTER OT J104031.63+061721.8, SDSS J104031.62+061721.6, 2FGL J1040.7+0614, 2XMM J104031.5+061721, SDSS J104031.62+061721.7, FL8Y J1040.5+0617, CRTS CSS081229 J104032+061721, TIC 393487904
| Parameter | Unit | SDSS DR10 | Gaia DR2 | Kepler et al. 2015 | Simbad |
|---|---|---|---|---|---|
| Right ascension | 10 40 31.63 | 10 40 31.63 (0.4) | 10 40 31.63 (0.3) | ||
| Declination | 06 17 21.70 | 06 17 21.77 (0.3) | 06 17 21.76 (0.2) | ||
| Spectral type | DZ | ||||
| Effective temperature | [K] | 7521.0 (500) | |||
| log(g) | [cgs] | 8.00 (0) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | -9.882 (0) | ||||
| log(Ca/H) | |||||
| log(N/He) | |||||
| log(O/He) | |||||
| log(Na/He) | |||||
| log(Mg/He) | |||||
| log(Al/He) | |||||
| log(Si/He) | |||||
| log(P/He) | |||||
| log(S/He) | |||||
| log(Cl/He) | |||||
| log(Sc/He) | |||||
| log(Ti/He) | |||||
| log(V/He) | |||||
| log(Cr/He) | |||||
| log(Mn/He) | |||||
| log(Fe/He) | |||||
| log(Co/He) | |||||
| log(Ni/He) | |||||
| log(Cu/He) | |||||
| log(Zn/He) | |||||
| log(Ga/He) | |||||
| log(Ge/He) | |||||
| log(Sr/He) | |||||
| Parallax | [mas] | -0.06 (0.5) | |||
| Distance | [pc] | ||||
| Composition | He | ||||
| Proper motion (right ascension) | [mas/yr] | 1.584188937 (0.9) | -0.294 (0.2) | ||
| Proper motion (declination) | [mas/yr] | 0.692998154 (0.5) | 0.037 (0.2) | ||
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 20.02 | ||||
| V magnitude | 16.80 | ||||
| R magnitude | 19.73 | ||||
| I magnitude | |||||
| J magnitude | 16.98 (0.2) | ||||
| H magnitude | 16.41 (0.2) | ||||
| K magnitude | 15.28 (0.2) | ||||
| u magnitude | 21.04 (0.09) | 21.04 (0.09) | 21.04 (0.09) | ||
| g magnitude | 20.34 (0.02) | 20.34 (0.02) | 20.34 (0.02) | ||
| r magnitude | 19.85 (0.02) | 19.85 (0.02) | 19.85 (0.02) | ||
| i magnitude | 19.34 (0.02) | 19.34 (0.02) | 19.34 (0.02) | ||
| z magnitude | 18.92 (0.04) | 18.92 (0.04) | 18.92 (0.04) | ||
| G magnitude | 19.02 | 19.31 (0.03) | |||
| BP magnitude | 18.69 | ||||
| RP magnitude | 17.59 | ||||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | |||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | |||||
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.